Home / 3,225.38-4,448.59-2,232.32

Finding the Fourth Proportional to 3,225.38, 4,448.59 and 2,232.32

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Solution

The fourth proportional to 3,225.38, 4,448.59 and 2,232.32 is: 3,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.38 : 4,448.59 = 2,232.32 : x
  2. Step 2: Convert to fraction form
    3,225.38/4,448.59 = 2,232.32/x
  3. Step 3: Cross multiply
    3,225.38x = 4,448.59 × 2,232.32
  4. Step 4: Simplify right side
    3,225.38x = 9,930,648.61
  5. Step 5: Solve for x
    x = 9,930,648.61/3,225.38
  6. Step 6: Final answer
    x = 3,078.91

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.